--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10226860477 dns-udp-queries-received-ipv6: 1687565244 dns-tcp-queries-received-ipv4: 809351798 dns-tcp-queries-received-ipv6: 237466988 dns-udp-responses-sent-ipv4: 9550038214 dns-udp-responses-sent-ipv6: 1595306844 dns-tcp-responses-sent-ipv4: 619916516 dns-tcp-responses-sent-ipv6: 196808414